论文部分内容阅读
§1、电焊电流优选永安县机修厂钢板焊接,过去是凭工人的经验操作,电流120～300A,焊接质量不稳定。采用平分法对电流进行优选
§1. Welding current is preferred for welding of steel plates in Yongan County Machine Repair Factory. In the past, it was based on the experience of workers. The current was 120 to 300A, and the welding quality was unstable. Using the bisection method to optimize the current